Abstract: Magnetic fiber structures include a fiber and a plurality of permanent magnet particles carried by the fiber.

Abstract: Systems, methods, and apparatus are disclosed for controlling a flow of a material through a vehicle component. In some embodiments, the apparatus may include a plurality of baffle layers, each baffle layer of the plurality of baffle layers having a contour, wherein at least one space between at least some of the plurality of baffle layers defines at least one flow path. The apparatus may also include a first plurality of spacers positioned in the at least one flow path, the first plurality of spacers having one or more hydrodynamic properties determined based on a first plurality of dimensions, the one or more hydrodynamic properties determining, at least in part, a second flow property of the at least one flow path.

Abstract: A propeller drive assembly includes an electric motor having a stator and a rotor. During operation the motor generates heat. A propeller made from a thermally conductive plastic includes a hub that is secured to the rotor portion of the motor so that the heat generated within the motor is transferred by conductance through the thermally conductive hub and propeller and then, by convection, is absorbed by the surrounding air, as the propeller rotates through the air. A thermally conductive interface material can be positioned between the rotor portion of the motor and the hub of the propeller to increase the thermal efficiency of the heat transfer between the motor and the propeller. A thermally conductive grease can be used as the interface material and an O-ring seal can be provided about the rotor to prevent the grease from escaping during motor operation.

Abstract: A pouch includes two sheets placed one upon another, a seal, and a non-sealed portion. The seal includes a first seal portion and a second seal portion. The first seal portion extends along an edge of the two sheets. The second seal portion is depressed toward the accommodation cavity. The second seal portion includes a distal end portion and a connection portion. The distal end portion is configured to be ripped by stress concentration that occurs when steam generated from the contents raises pressure of the accommodation cavity. The connection portion is configured to connect the distal end portion and the first seal portion. The connection portion includes a ripping restriction portion configured to restrict ripping of the second seal portion that progresses from the distal end portion toward the first seal portion.

Abstract: A tooling assembly and method for bonding composite components together, such as a bonded cascade assembly of a thrust reverser for an aircraft nacelle. The method may include the steps of fixing composite turning vanes between elongated stiffeners, placing them in a cavity formed by a tooling frame, then filling cavities between the turning vanes, the elongated stiffeners, and/or the tooling frame with flowable solid elastomeric material. The method may also include the steps of compressing and/or heating the elastomeric material, the turning vanes, the elongated stiffeners, and the tooling frame. This heat and/or pressure combined with expansion of the elastomeric material may be sufficient to press contacting portions of the turning vanes and the elongated stiffeners toward each other and also causing the turning vanes to bond to the elongated stiffeners under pressure of the elastomeric material expansion.

Abstract: There is provided an apparatus for molding a thermoplastic material into a homogenous sample body having a predetermined shape, the apparatus comprising: (a) a main body (110) comprising a first opening (112), a second opening and a hollow bore (116) connecting the first opening (112) with the second opening, the hollow bore (116) being adapted to receive a separation foil shaped to cover at least a part of the hollow bore surface; (b) a piston (120) adapted to fit moveably into the hollow bore (116) containing the separation foil; (c) a base plate (130) comprising a protrusion, wherein the base plate (130) is adapted to be inserted into the first opening (112) in such a manner that the protrusion extends into a part of the hollow bore (116) containing the separation foil, and wherein the base plate (130) is adapted to transfer heat from a heating unit to a thermoplastic material (150) resting on the protrusion (132); (d) a vacuum connector (142) adapted to be connected to a vacuum source; (e) a lid (140) ada

Abstract: In a molding method using a VaRTM process in which a workpiece is impregnated with resin in a vacuum, the flow channel resistance or the thickness of which is not constant, an air-permeable sheet only permeable to gas and not permeable to resin (liquid) is arranged at the bottom surface of the workpiece to cover the total length of the workpiece in a direction in which the flow channel resistance or the thickness of the workpiece varies, to impregnate the resin.

Abstract: A process for producing a composite part includes (a) applying a loose carbon filament to a receiving portion of a first mold piece; (b) reversibly coupling the first mold piece with at least a second mold piece to form a first mold layer, wherein an interior region of the first mold layer includes a pocket configured to receive a curable resin, the pocket having a shape of the composite part; (c) infusing the curable resin into the pocket; and (d) curing the resin to form the composite part.

Abstract: A gypsum fiber board produced in a Siempelkamp dry-process, comprising 75 wt % to 90 wt % (relative to the total dry mix) of calcium sulfate hemi-hydrate and 10 wt % to 25 wt % (relative to the total dry mix) paper fibers, wherein the calcium sulfate hemi-hydrate is a mixture of ?-calcium sulfate hemi-hydrate and ?-calcium sulfate hemi-hydrate, wherein the content of ?-calcium sulfate hemi-hydrate in the mixture is at least 5 wt % (relative to the total calcium sulfate hemi-hydrate) is disclosed. Also disclosed is a method for producing a gypsum fiber board of a thickness of 23 mm in a Siempelkamp dry-process.

Abstract: A core (20) and a bag (22, 24) are provided which are used to shape an FRP structure (10; 30). The bag (22, 24) has a core bag section (24) which covers the outer circumference of the core (20), and a coverture bag section (22) which covers a plurality of fiber components (12, 14; 12, 14, 16).

Abstract: A method includes a first electrode exhibiting a first Seebeck coefficient, a second electrode exhibiting a second Seebeck coefficient greater than the first Seebeck coefficient, and particles between the first and second electrodes exhibiting a third Seebeck coefficient between the first and second Seebeck coefficients. Heat is generated due to the Peltier effect at a junction between the first electrode and the particles and at a junction between the second electrode and the particles. Heat is removed due to the Peltier effect at the junction between the first electrode and the particles and at the junction between the second electrode and the particles. The particles are densified due to heating and cooling phase transitions between a higher-temperature solid phase and a lower-temperature solid phase while compressing the particles. An apparatus includes the first and second electrodes and an alternating current power supply electrically connected to the first and second electrodes.

Abstract: One embodiment provides a twin-screw extruder which is used to knead materials and has excellent productivity. The twin-screw extruder includes screws. The screws include double thread screws in which first screw portions engage with each other. Ratio D1/C of external diameter D1 of the first screw portion to a shaft distance C ranges from 1.25 to 1.40. The screws further include triple thread screws in which third screw portions engage with each other. Ratio D3/C of external diameter D3 of the third screw portion to the shaft distance C ranges from 1.05 to 1.10. External diameter D2 of a second screw portion decreases gradually from the first screw portion toward the third screw portion.

Abstract: An article includes a surface adapted for presence in an environment containing odoriferous nitrogen-containing compounds, a bonding agent, and bacilli bacteria. A method for binding bacilli to a surface is also disclosed. First, the surface is provided. The surface is then heated and placed under pressure. Then, the bacilli and a bonding agent may be applied to the surface, either alone or as a pre-mixed composition. The pre-mixed composition may be in the form of an aqueous dispersion. A method for controlling odors from odoriferous nitrogen-containing compounds is also disclosed. The method includes applying bacilli bacteria to a surface and placing the surface in an area likely to include odoriferous nitrogen-containing compounds.

Abstract: Presently disclosed systems and methods for depositing a compound into a void in a sandwich panel or other structure are configured to reduce the air pressure in and around the void as the compound flows into the void, thereby reducing the amount of air trapped between the compound and the sandwich panel skin (under the compound, within the void) during the repair. Additionally or alternatively, presently disclosed systems and methods for deaerating a compound are configured to remove trapped air from the compound prior to use of the compound (e.g., prior to depositing the compound within a void for repairing the void). In some examples, the same system is configured to both deaerate the compound and deposit the deaerated compound to the void, all while in a reduced air pressure environment inside a vacuum chamber.

Abstract: Systems and methods are provided for fabrication of enhanced carbon fiber laminates that utilize encapsulated catalyst. One embodiment is a method that includes acquiring a batch of dry fibers, and acquiring a batch of catalyst capsules that each comprise catalyst that accelerates polymerization of monomers of a resin, and a shell that encapsulates the catalyst and liquefies at a curing temperature. The method further includes interspersing the catalyst capsules among the dry fibers, and impregnating the fibers with the resin after interspersing the catalyst capsules with the fibers.

Abstract: A tooling system may include an outer mold line (OML) tool and one or more inner mold line (IML) tools. The OML tool may have an OML tool surface. Each one of the IML tools may have an IML tool surface and may be receivable within the OML tool 202. Each IML tool may be formed of expandable material. Each IML tool may apply an internal compaction pressure to a composite assembly positioned between the OML tool surface and the IML tool surface when the expandable material is heated.

Abstract: A flow aid for an infusion structure for infiltrating fiber material with resin to produce a fiber composite component includes a resin-impermeable upper layer and a lower layer which are joined together in a peripheral region of the flow aid and provide a flow space between the two layers. The lower layer provides an outlet for discharging resin out of the flow aid into an interior of the infusion structure. The flow aid includes an inlet for feeding the resin into the flow space, thereby facilitating uniform distribution of the resin over all of the fiber material.

Abstract: A laminate apparatus for engaging a fluid includes a structural medium made from plies bonded together with a resin. The structural medium defines a fluid facing surface. The laminate apparatus further includes a liner membrane bonded to the fluid facing surface of the structural medium with the resin. The liner membrane has one or more of a desired barrier characteristic and a desired chemical compatibility characteristic with respect to the fluid.

Abstract: A continuous reinforced cold water pipe (CWP) for an Ocean Thermal Energy Conversion (OTEC) system is formed from a sequential series of molded pipe sections, which are formed from a series of rigid frame sections and a curable material to form the continuous reinforced CWP. Each molded pipe section is formed by moving a rigid frame section into a mold, enclosing at least a portion of the rigid frame section in the curable material, and curing the curable material. As each molded pipe section is moved out of the mold, the next sequential rigid frame section, which is connected to the previous rigid frame section, is moved into the mold. The cycle is repeated as many times as required to form the continuous reinforced CWP having a desired length.

Abstract: A distinguishing system for a saddle contacting mode includes a saddle and a deformable pressure sensing apparatus. The deformable pressure sensing apparatus is disposed on the saddle, wherein the deformable pressure sensing apparatus deforms in response to a sitting pressure, and a saddle type is determined in accordance with the deformation. The deformable pressure sensing apparatus can actually acquire the pelvis contact shape. The deformation is visible on the saddle after the sitting pressure is released, and the deformation can be compared with a comparison table to determine the suitable saddle type for the user instantly. Therefore, the distinguishing system could save the test time and reduce the production cost.

Abstract: A bicycle saddle can be customized to a rider's body to achieve desired support and comfort. The bicycle saddle includes an inner support shell and a moldable panel. The moldable panel is configured to be molded to the subject's anatomy. The support shell is configured to support a rider's body and can include at least one internal thermal element operable to heat the bicycle saddle such that the panel is molded to the rider's anatomy while the rider is sitting on the bicycle saddle.

Abstract: A method for dry graphene transfer comprising growing graphene on a growth substrate, chemically modifying a transfer substrate to enhance its adhesion to graphene, contacting the graphene on the growth substrate with the transfer substrate and transfer printing; and separating the transfer substrate with attached graphene from the growth substrate. The growth substrate may be copper foil. The transfer substrate may be a polymer, such as polystyrene or polyethylene, or an inorganic substrate.

Abstract: An assembly and a method for manufacturing an insulation layer of an electrical conductor are presented. The electrical conductor is enclosed in a cavity of a mold. Spacers embedded into holes of the mold are movable into the cavity for holding the electrical conductor in the cavity to maintain a gap between the electrical conductor and surface of the cavity. Distance of the gap is defined by thickness of the insulation layer. Spacers are movable into the holes of the mold from the cavity to maintain even surface of the cavity. Insulation compound fills entire gap and is cured to form the insulation layer having homogenous thickness.

Abstract: A composite article lay up comprising a first layer of resin impregnated fiber material and a second layer of resin impregnated fiber material. An open cell material is layered between the first layer and the second layer. The open cell material has no resin during a first stage of a resin cure cycle. The open cell material has passages configured to flow volatiles formed during the first stage of the resin cure cycle. The open cell material is configured to fill with the resin during a second stage of the resin cure cycle. The open cell material is configured to form an integral structure with the first layer and the second layer as part of the composite article at the completion of the resin cure cycle.

Abstract: A rubber composition for a bladder used for manufacturing a bladder for vulcanizing tire, in which 1 to 5 parts by mass of a polymer having a weight average molecular weight Mw of 1,000,000 or more is blended in 100 parts by mass of a rubber component containing butyl rubber as a main component, and a method for manufacturing a bladder for vulcanization of tires characterized in that the bladder for vulcanization of tires is manufactured by an extrusion molding and an injection molding of a rubber composition for a bladder, in the rubber composition for a bladder, 1 to 5 parts by mass of a polymer having a weight average molecular weight Mw of 1,000,000 or more is blended with 100 parts by mass of a rubber component containing butyl rubber as a main component, and the injection molding of the rubber composition for a bladder is carried out while performing vacuum suction.

Abstract: A 3-dimensional high-strength fiber composite component having isotropic fiber distribution, comprising 25 to 70 wt % of high-strength, high-modulus fibers, up to 5 wt % of binding fibers, and 25 to 70 wt % of thermosetting or thermoplastic matrix. The invention further relates to a method for producing same, comprising the following steps: preparing the fibers by opening the fibers by releasing the fibers from fiber bundles, bales, or textile structures; sucking and/or blowing the opened fibers onto a three-dimensional, air-permeable tool half having the contour of this side of the component in an interactively controlled manner; pre-solidifying the obtained fiber molding in the flock box; transferring the fiber molding onto a pressing tool in the form of the contour of the air-permeable tool half of the component; bringing into contact with at least one liquid plastic; and solidifying the fiber molding by pressing in order to form a component.

Abstract: The subject matter of the present application is thermally-expandable preparations, containing (a) at least one peroxide-crosslinkable polymer, (b) at least one low-molecular, multifunctional acrylate, (c) at least one peroxide and (d) at least two different chemical propellants, the mass ratio of the at least one peroxide to the at least one low-molecular, multifunctional acrylate being at least 1:3.

Abstract: A method for manufacturing an insulation block, preferably an insulation plate, in which method the casting mold is adjusted to a desired size by moving at least one wall of the casting mold, the pre-expanded polystyrene, polypropylene or polyethylene beads are led to the casting mold, the pre-expanded polymer beads are steamed in the casting mold, and the formed finished insulation block is removed from the mold. In a method according to the invention at least one wall of the casting mold is moved during the steaming and/or during the cooling phase after the steaming.

Abstract: An apparatus and method for producing a rotor blade spar cap for a rotor blade of a wind turbine. The apparatus includes a mold, which has a cavity-like depression in cross section, in which material for a rotor blade spar cap can be placed, and a sheet-like mold covering for sealing off the depression. The depression has side walls, an opening bounded by the side walls and a base area between the side walls. In accordance with the method, fiber material and/or fiber-reinforced material is placed in the depression of the mold such that the material finishes flush with the side walls with respect to the height of the rotor blade spar cap, the depression is sealed off by the sheet-like mold covering, the material is fused together to form the rotor blade spar cap and the rotor blade spar cap is removed from the mold.

Abstract: In order to provide a method for producing a plastics component by means of which a plastics component having at least one fastening portion for fastening at least one fastening element is producible simply, it is proposed that the method should include producing a base body of the plastics component and at least one fastening portion of the base body in a single method step by means of a molding tool, wherein the fastening portion includes at least one receiving opening into which a fastening element is introducible in a direction of introduction, for the purpose of fixing it to the fastening portion, wherein the fastening portion includes at least one undercut portion which adjoins the receiving opening in the direction of introduction and to which the fastening element is fixable with positive engagement for the purpose of fixing it in opposition to the direction of introduction.

Abstract: Disclosed is an infusion method for the manufacture of a fiber-reinforced composite component with semi-finished textile products in an open molding tool, in which at least one local gas reception space is designed for the reception of volatile substances, such as resin gases and residual air contained in the matrix material and/or in the system, which gas reception space is blocked off from the matrix material by a local semi-permeable membrane; also disclosed is a system for the execution of such a method.

Abstract: A pressure vessel having a hollow body wound with a continuous filament, whereby the filament is embedded in a thermoplastic matrix, is provided, as well as a method for producing such a vessel. The method involves: (i) wrapping a hollow body with at least one continuous filament; (ii) impregnating the filament winding with a polymerizable mixture, whereby the wound body is inside a mold that surrounds the wound body; and (iii) polymerizing the polymerizable mixture in order to form a plastic matrix that embeds the filament winding.

Abstract: A multifunctional mandrel end cap for the fabrication of composite parts having an end cap core operatively connected to a mandrel and substantially sealed using a bonding agent or end cap sheath. The end cap sheath substantially encloses the end cap core and seals engage perimeter sealing features of the end cap core. The end cap core has a passageway fluidly connecting the mandrel with a vacuum source. The vacuum source is engageable by a vacuum conduit having one or more vacuum conduit perimeter sealing features.

Abstract: Provided is a process for preparing an improved compounded product and a compounded product prepared by the described process.

Abstract: A control system for an axial skinning apparatus (100), including: •a force to cause a ceramic honeycomb part (110) to pass through the skinning apparatus (100); •a force that urges flowable cement on to the ceramic honeycomb part (110); •a sensor to detect the force on the cement; •a sensor to detect the force on the ceramic part; and •a controller (300) which receives: •a signal from the sensor on the flowable cement, •a signal from the sensor on the ceramic part (110), or both, and the controller (300) controls the pressure set point (310) of the cement source based on one or both of the received signals, and the controller (300) adjusts control parameters using feedback control and pseudo feed forward control. A method of using the axial skinning apparatus (100) is also disclosed.

Abstract: The invention relates to a method and a device for repairing damage to a container wall located under water. A repair device has a carrier having means for fastening the carrier to the container wall, a repair die that has at least one injection opening and at least one outlet opening and can be pressed against the container wall in a remotely controlled manner in order to cover the damage to the container wall and to seal off a chamber formed by the repair die and the container wall, a reservoir for an adhesive, a remotely controllable injection device is arranged on the carrier, which remotely controllable injection device is provided in order to inject adhesive from the reservoir into the injection opening of the repair die so that the chamber formed by the repair die and the container wall is filled by means of the adhesive.

Abstract: A sensor (1) and a method of manufacturing the sensor (1), the sensor (1) including a number of metallic strips (5,6,7) mounted on a non-conducting substrate (4) and a module (3) for forming electrical connections to the strips (5,6,7) whereby to enable communication between the strips (5,6,7) and monitoring equipment for the sensor (4), the module including a number of wire connections (16), the method including the steps of encapsulating the wire connections within a flexible chemical and heat resistant sealing compound, and subsequently, encapsulating the flexible sealing compound within a second sealing compound (34) by an injection molding process.

Abstract: An extruder (20) is specifically designed for the production of animal feed products (e.g., aquatic feeds) containing substantial quantities of low-cost fibrous materials, such as rice byproducts, at high production rates. The extruder (20) includes an elongated barrel (22) with a screw assembly (24) within the barrel and an endmost extrusion die assembly (34). The screw assembly (24) includes an inlet screw assembly (42) and a processing screw assembly (44). The assembly (44) includes screw components (50-56) of differential pitch to present a long pitch inlet section (64) and a tight pitch discharge section (68). Materials passing through the screw assembly (24) are successively subjected to high levels of steam injection (STE) followed by high levels of friction and shear (SME), so that the STE/SME ratio is at least about 6/1.

Abstract: An electronic device having protruding features and a method for molding the protruding features to the electronic device are described. The protruding features may be formed by a molding tool that releases a material that flows through several apertures of a substrate. Also, the molding tool is positioned with respect to the substrate such that the material from the molding tool flows from an interior region of the substrate to an exterior region of the substrate via the several apertures. Accordingly, each aperture extends from an opening of the interior region and to an opening of the exterior region of the substrate. In some cases, the apertures may include a conical shape. For example, the opening in the interior region may include a diameter greater than a diameter of the opening in the exterior region. In this manner, the material, when cured, is mechanically secured to the substrate.

Abstract: A mold for a production device for production of fiber-reinforced components by means of an injection process is provided. The mold has a mold surface to form a surface of the fiber-reinforced component, the mold surface having a first partial area and a second partial area and in which the mold has an injection area for injection of matrix material into fibrous material situated on the mold surface through the second partial area of the mold surface and evacuation area for evacuation of a mold volume bounded by the mold through the first partial area of the mold surface.

Abstract: A method and structure are provided for implementing enhanced via creation without creating a via barrel stub. The need to backdrill during printed circuit board (PCB) manufacturing is eliminated. After the vias have been drilled, but before plating, a via plug with a specialized geometry and including a capillary is inserted into each via to allow electroplating on only preferred wall surfaces of the vias. Then a board plating process of the PCB manufacturing is performed.

Abstract: The present teachings provide a system and method for producing a cylindrical foam article. The method can include coupling a first end of an outlet adaptor to a die, and coupling the die to a die housing of an extruder. The method can also include coupling a substantially cylindrical die outlet to a second end of the outlet adaptor, and substantially continuously extruding a polymer through the outlet adaptor into the die outlet to create the cylindrical foam article with a natural skin formed about a perimeter of the cylindrical foam article.

Abstract: A method of injecting laser-blocking material into a workpiece includes communicating molten laser-blocking material through the workpiece as the workpiece is subjected to at least a partial vacuum within an enclosed environment such that the partial vacuum expands any air bubbles in the laser-blocking material and transports the air bubbles out of the workpiece.

Abstract: A production method of producing a fiber-reinforced resin molding includes: kneading, in a kneader, molten thermoplastic resin with opened reinforcing fibers obtained by opening a bundle of reinforcing fibers, to produce a kneaded mixture; and placing or charging the kneaded mixture into a molding device to produce a fiber-reinforced resin molding.

Abstract: The present disclosure provides a modified starch composition. The modified starch composition includes starch with a terminal siloxane having 100 parts by weight, water having 30-70 parts by weight, and a polyol having 5-35 parts by weight. The present disclosure also provides a starch composite foam material and method for preparing the same.

Abstract: A solid electrolytic capacitor including a capacitor element and an anode lead assembly is provided. The capacitor element includes a sintered, porous anode body; a dielectric layer overlying the sintered, porous anode body; and a cathode overlying the dielectric layer that includes a solid electrolyte. The anode lead assembly includes an anode lead tape having an embedded portion positioned within the anode body and an external portion extending from a surface of the anode body in a longitudinal direction, where the width of the anode lead tape is greater than the height of the anode lead tape. Meanwhile, a carrier lead wire is positioned external to the anode body and includes a first portion and a second portion. The first portion has a substantially planar surface that is connected to the substantially planar surface of the external portion of the anode lead tape.

Abstract: A determination method for determining a pattern of a mold is disclosed. The pattern of the mold is used in imprint processing of forming a pattern on imprint material by performing the steps of pressing the imprint material on a substrate against the pattern of the mold in an atmosphere containing condensable gas to be liquefied due to compression, curing the imprint material, and releasing the mold from the imprint material. A processor calculates a shrinkage amount of the pattern on the imprint material. The pattern on the imprint material shrinks by desorbing condensate liquid, which is produced through liquefaction of the condensable gas between the imprint material and the pattern of the mold in the pressing step and which is dissolved in the imprint material, from the imprint material after completion of the pressing step.

Abstract: According to various aspects, exemplary embodiments are provided of thermal interface material assemblies. In one exemplary embodiment, a thermal interface material assembly generally includes a thermal interface material having a first side and a second side and a dry material having a thickness of about 0.0001 inches or less. The dry material is disposed along at least a portion of the first side of the thermal interface material.

Abstract: A molding apparatus for manufacturing a wind turbine blade component includes a main mold body (30) and a flexible bladder (38). The main mold body includes a shape defining surface (32) for receiving composite material forming the blade component and a heat reservoir (40) for heating the blade component during curing. The flexible bladder overlays and conforms to the shape of the blade component and is configured to receive heated liquid for heating the blade component during curing. One or both of the main mold body and the flexible bladder is divided into a plurality of zones (58, 66) that are independently controlled by a controller (70) to maintain a generally uniform temperature of the blade component at each zone.

Abstract: A fiber preform is infused with two differing resin systems concurrently using stacked resin delivery assemblies located along one edge of the preform.